package com.example.hdx.jwtconfig;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

import java.time.Duration;
//加上该类的作用是为了在Redis中看到缓存的内容
/**
 * @Classname RedisConfig
 * @Description TODO
 * @Date 2019-3-4 15:50
 * @Created by CrazyStone
 */

@Configuration   // 定义一个配置类
public class RedisConfig {
    //    @Bean
//    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
//        RedisTemplate<Object, Object> template = new RedisTemplate();
//        template.setConnectionFactory(redisConnectionFactory);
//        // 使用JSON格式序列化对象，对缓存数据key和value进行转换
//        Jackson2JsonRedisSerializer jacksonSeial = new Jackson2JsonRedisSerializer(Object.class);
//
//        // 解决查询缓存转换异常的问题
//        ObjectMapper om = new ObjectMapper();
//        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
//        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
//        jacksonSeial.setObjectMapper(om);
//
//
//
//        // 设置RedisTemplate模板API的序列化方式为JSON
//        template.setDefaultSerializer(jacksonSeial);
//        return template;
//    }
//    @Bean
//    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
//        RedisTemplate<Object, Object> template = new RedisTemplate<>();
//        template.setConnectionFactory(redisConnectionFactory);
//
//        ObjectMapper om = new ObjectMapper();
//
//        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
//        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
//
////    Jackson2JsonRedisSerializer<Object> jacksonSeial = new Jackson2JsonRedisSerializer<>(om, Object.class, Object.class);
//        Jackson2JsonRedisSerializer<Object> jacksonSeial = new Jackson2JsonRedisSerializer<>(om,Object.class);
//
//        template.setDefaultSerializer(jacksonSeial);
//        return template;
//    }

    // ==================== RedisTemplate 配置 ====================
    @Bean
    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<Object, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(redisConnectionFactory);

        ObjectMapper om = new ObjectMapper();
        om.registerModule(new JavaTimeModule()); // ✅ 注册 Java 8 时间模块
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);

        Jackson2JsonRedisSerializer<Object> jacksonSeial = new Jackson2JsonRedisSerializer<>(om, Object.class);

        template.setDefaultSerializer(jacksonSeial);
        return template;
    }


    //    @Bean
//    public RedisCacheManager cacheManager(RedisConnectionFactory redisConnectionFactory) {
//        // 分别创建String和JSON格式序列化对象，对缓存数据key和value进行转换
//        RedisSerializer<String> strSerializer = new StringRedisSerializer();
//        Jackson2JsonRedisSerializer jacksonSeial = new Jackson2JsonRedisSerializer(Object.class);
//        // 解决查询缓存转换异常的问题
//        ObjectMapper om = new ObjectMapper();
//        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
//        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
//        jacksonSeial.setObjectMapper(om);
//
//        // 定制缓存数据序列化方式及时效
//        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig()
//                .entryTtl(Duration.ofDays(1))
//                .serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(strSerializer))
//                .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jacksonSeial))
//                .disableCachingNullValues();
//
//        RedisCacheManager cacheManager = RedisCacheManager.builder(redisConnectionFactory).cacheDefaults(config).build();
//        return cacheManager;
//    }
    // ==================== RedisCacheManager 配置 ====================
    @Bean
    public RedisCacheManager cacheManager(RedisConnectionFactory redisConnectionFactory) {
        ObjectMapper om = new ObjectMapper();
        om.registerModule(new JavaTimeModule()); // ✅ 注册 Java 8 时间模块
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);

        RedisSerializer<String> strSerializer = new StringRedisSerializer();
        Jackson2JsonRedisSerializer<Object> jacksonSeial = new Jackson2JsonRedisSerializer<>(om, Object.class);

        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig()
                .entryTtl(Duration.ofDays(1))
                .serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(strSerializer))
                .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jacksonSeial))
                .disableCachingNullValues();

        return RedisCacheManager.builder(redisConnectionFactory).cacheDefaults(config).build();
    }


}

